209. Carex Lepidocarpa Tausch. Small Yellow Sedge

Fig. 1076

Carex lepidocarpa Tausch, Flora 129. 1834.

" Carex flava var. rectirostra Gaudin; " Fernald, Rhodora 8: 201. 1906. C. flava var. graminis Bailey, Mem. Torr. Club 1: 30.

1889. C. flava var. elatior Schlecht. Fl. Berol. 1: 477. 1823.

Glabrous, yellow-green, culms slender, stiff, erect, smooth or nearly so, 6-18' tall. Leaves 1 1/2" wide or less, flat, usually shorter than the culm, the lower bract elongated, spreading or ascending, sheathing; staminate spike solitary, sessile or peduncled; pistillate spikes 1-4, oblong to subglobose, erect, sessile and continuous or widely separate, the lower stalked, densely 15-35-flowered, 5 "-8" long, about 3 1/2" thick (extremes 3"-4i"); perigynia ovoid, yellow, spreading or the lower retrorse when mature, 2" long, few-nerved, abruptly contracted into a subulate 2-toothed beak which is shorter than the body; scales ovate to lanceolate, acute or acuminate, 1/3-1/2 length of perigynia, usually inconspicuous at maturity; stigmas 3.

Wet meadows, Newfoundland to Michigan, Rhode Island and New Jersey. Also in Europe. June-Sept.

209 Carex Lepidocarpa Tausch Small Yellow Sedge 1076

210. Carex Flava L. Yellow Sedge

Fig. 1077

Carex flava L. Sp. PI. 975. 1753.

Glabrous, yellow-green, culms slender but stiff and erect, smooth or nearly so, 6'-2° tall. Leaves 1"-2 1/2" wide, flat, the lower shorter than or sometimes exceeding the culm, the lower bract elongated, spreading or ascending, sheathing; staminate spike solitary, stalked or sessile; pistillate spikes 1-4, globose-oblong, erect, varying from sessile and close together to strongly separate and the lower strongly stalked, densely 15-35-flowered, 3"-9" long, about 5" thick (extremes 4 1/2"-6"); perigynia narrowly ovoid, yellow, and spreading in all directions when mature, 2 1/2"-3" long, strongly several-nerved, the subulate 2-toothed deflexed beak as long as the body or longer; scales lanceolate or ovate, acute to short-cuspidate, 1/3-1/2 length of perigynia, conspicuous at maturity; stigmas 3.

In swamps and wet meadows, Newfoundland to British Columbia, Rhode Island, New Jersey, Pennsylvania, Ohio and Montana. Europe. Marsh hedgehog-grass. June-Sept.

210 Carex Flava L Yellow Sedge 1077

211. Carex Collinsii Nutt. Collins' Sedge

Fig. 1078

Carex subulata Michx. Fl. Bor. Am. 2: 173. 1803. Not Gmel.

1791, nor Schum. 1801. Carex Collinsii Nutt. Gen. 2: 205. 1818. Carex Michauxii Dewey, Am. Journ. Sci. 10: 273. 1826. Not Schwein. 1824.

Caespitose, glabrous, culms slender, weak, erect or reclining, 6'-2° long. Leaves narrow, soft, the broadest about 21/2" wide; staminate spike terminal, short- or long-stalked; pistillate spikes 2-4, distant, 2-8-flowered,short-stalked, or the stalk of the lowest sometimes 1 1/2 long; bracts similar to the upper leaves, elongated, strongly sheathing; perigynia light green, scarcely inflated, subulate, 4"-7" long, tapering from below the middle into an almost filiform beak, faintly many-nerved, horizontal or reflexed when mature, easily detached from rachis, about 3 times as long as the hyaline lanceolate-acuminate persistent scale, its teeth very strongly reflexed at maturity; achenes linear-oblong; stigmas 3.

In bogs, Rhode Island to eastern Pennsylvania, south to South Carolina and Georgia. Ascends to 2000 ft. in Pennsylvania. Attributed to Canada by Michaux. June-Aug.

211 Carex Collinsii Nutt Collins Sedge 1078